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APW8739 - 4-Channel LED Backlight Converter

Datasheet Summary

Description

The APW8739 is a high efficiency driver for 4 channels of LEDs.

It’s a wide range input voltage operating from 6V to 24V.

It’s capable of driving typically 68 (17x4) pieces of 3.

Features

  • 4 channels.
  • 6V to 24V Input Voltage Supply.
  • Drive up to 68(17x4) White LEDs (3.5V/180mA each).
  • Current Match (balance) +/- 1% (Typ. ).
  • Current Accuracy +/-1% (Typ. ).
  • Built internal SW MOSFET Rds(on) 0.25 ohm (typ. ).
  • SMBus control to program below: -LED Current: 22.58mA to 180 mA -Switching Frequency: 200KHz to 900KHz -Dimming mode: PWM, DC and Mixed-mode General.

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Datasheet preview – APW8739

Datasheet Details

Part number APW8739
Manufacturer ANPEC
File Size 404.36 KB
Description 4-Channel LED Backlight Converter
Datasheet download datasheet APW8739 Datasheet
Additional preview pages of the APW8739 datasheet.

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Full PDF Text Transcription

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APW8739 4-Channel LED Backlight Converter with SMBus Controlled Features • 4 channels • 6V to 24V Input Voltage Supply • Drive up to 68(17x4) White LEDs (3.5V/180mA each) • Current Match (balance) +/- 1% (Typ.) • Current Accuracy +/-1% (Typ.) • Built internal SW MOSFET Rds(on) 0.25 ohm (typ.) • SMBus control to program below: -LED Current: 22.58mA to 180 mA -Switching Frequency: 200KHz to 900KHz -Dimming mode: PWM, DC and Mixed-mode General Description The APW8739 is a high efficiency driver for 4 channels of LEDs. It’s a wide range input voltage operating from 6V to 24V. It’s capable of driving typically 68 (17x4) pieces of 3. 5V/180mA LEDs. It contains 4 channels of voltage controlled current sources with typical current matching of +1%. It’s built internal Rds(on) 0.25 ohm (typ.
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